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AUTOMATIC BALANCING VALVES 9900. INSTALLATION INSTRUCTIONS. Index. Kit F99K and Kit KRR2: description and composition Installation Installation of valve body Flushing the system Installation of the regulating cartridge. Kit F99K and Kit KRR2.

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automatic balancing valves 9900

AUTOMATIC BALANCINGVALVES 9900

INSTALLATION INSTRUCTIONS

index
Index
  • Kit F99K and Kit KRR2: description and composition
  • Installation
    • Installation of valve body
    • Flushing the system
    • Installation of the regulating cartridge
kit f99k and kit krr2
Kit F99K and Kit KRR2
  • A complete automatic balancing valve 9900 is composed of two main parts: the valve body and the regulating cartridge.
  • These two parts come in two separate kits
kit f99k
Kit F99K

The kit F99K includes:

  • Valve body
  • Valve brochure
  • Aluminum tag
  • Plastic tie
kit f99k5
Kit F99K

The valve body itself is composed of:

  • Valve housing
  • Two unions
  • Two union-nuts
  • Two O-rings
  • Laser-marked distance ring
kit krr2
Kit KRR2

The kit KRR2 includes:

  • Plastic regulating cartridge
  • O-ring
  • Adhesive data label
installation of valve body
Installation ofValve Body
  • Open the kit F99K
  • Install union and union-nuts onto the pipes
installation of valve body9
Installation ofValve Body
  • Verify that the O-rings are properly mounted into the housing grooves

O-ring mounted into the housing groove

installation of valve body10
Installation ofValve Body
  • Connect housing to the unions by means of the union-nuts

ATTENTION:

Pipeline sections must be parallel and co-axial

The pipeline must not subject the valve to any bending or shear efforts

installation of valve body11
Installation ofValve Body
  • Connect the blank aluminum tag to the valve body by means of the plastic tie
flushing the system
Flushing the System

Once all the valve bodies have been installed, flush the system.

A correct flushing operation is important in order to remove any debris that could prevent a correct functioning of the regulating cartridges.

installation of the regulating cartridge
Installation of the Regulating Cartridge

After flushing the system, the regulating cartridges can then be inserted into their corresponding valve bodies.

  • Remove the valve housing from the pipeline
  • Open kit KRR2
installation of the regulating cartridge14
Installation of the Regulating Cartridge
  • Slip the O-ring onto the cartridge
  • Insert the cartridge with the O-ring into the housing of the valve
  • Insert the distance ring
installation of the regulating cartridge15
Installation of the Regulating Cartridge

OBS #1:

  • The O-ring does not need to be inserted all the way up to the cartridge shoulder
  • The cartridge body is slightly conical: for an easier insertion into the housing, slip the o-ring just half way up the cartridge
installation of the regulating cartridge16
Installation of the Regulating Cartridge

OBS #2:

  • A laser-marked arrow indicates the correct direction in which to insert the distance ring

Laser-marked arrow indicating insertion direction

installation of the regulating cartridge17
Installation of the Regulating Cartridge
  • Re-install the housing with the cartridge on the pipeline
  • ATTENTION: ensure that the arrow marked on the body is pointing in the same direction of the flow

Forged arrow indicating correct flow direction

installation of the regulating cartridge18
Installation of the Regulating Cartridge
  • Apply the adhesive label indicating the cartridge’s nominal data onto the valve’s aluminum tag, as valve identification
the installation is now complete

THE INSTALLATIONIS NOW COMPLETE!

For more information on our products please contact:

tcnsales@vironline.com

Via Circonvallazione, 10

13018 Valduggia (VC), Italy

Tel: +39 0163 47891

Fax: +39 0163 47895

www.vironline.com